scattered throughout mine in fine black grains; 
puparium reddish brown, deeply segmented, poste- 
rior spiracles widely separated, each on low 
protuberance, with ellipse of about 20 bulbs. 
Distribution. New York, Pennsylvania; Canada. 
References. Frick, 1959: 424; Spencer, 1969a: 
227. 
Note. Frick mistakenly thought that this 
species might also have upper ors shorter than 
lower; such specimens which he recorded from 
California, Idaho, and Washington represent P. 
aquilegioides Sehgal (couplet 76). ~ 
Acr slender, in 2-4 rows 54 
54 (53). 2 d costal section exceptionally short, little 
longer than 4th P. latifrons Spencer, n. sp. 
Synopsis. Frons orange yellow, 3 times width 
of eye, orbit slightly darkened to lower ors; 
3d antennal segment slightly longer than broad, 
black, 2 d black, 1 st yellowish; gena broad, 
slightly more than 0.5 height of eye; mesonotum 
matt gray, acr in 2 rows; legs black, all knees 
narrowly yellow; wing length in male 2.5 mm; 
male genitalia with aedeagus as in figures 
1190, 1191. 
Host/Early Stages. Unknown. 
Distribution. Colorado. 
Reference. Part 2, p. 317. 
2 d costal section longer, at least 1.5 times 
length of 4th 55 
55 (54). Acr in 4 rows 56 
~ Acr in 2-3 rows 59 
56 (55). Hindmargin of eye and 2d antennal segment bright 
yellow P. f lavens Spencer, n. sp. 
Synopsis. Frons broad, 3 times width of eye, 
head yellow, apart from 3d antennal segment and 
palpus; 2 ors, 2 ori; mesonotum matt gray, acr 
irregularly in 4 rows; legs black, all knees 
bright yellow; squama yellowish, margin and 
fringe black; wing length in male 3.25 mm, 2 d 
costal section twice length of 4 th; male geni- 
talia with aedeagus as in figures 1192, 1193. 
Host/Early Stages. Unknown. 
Distribution. Colorado. 
Reference. Part 2, p. 316. 
Hindmargin of eye at least partially black; 2d 
antennal segment at most yellowish black 57 
57 (56). 3d antennal segment distinctly enlarged 
jp. clematisana Spencer 
(If squamal fringe considered as pale, see 
couplet 45. ) 
Synopsis. Frons orange yellow, orbit slightly 
paler; hindmargin of eye black to base of vti; 
palpus, 2d and 3d antennal segments black, 1st 
yellowish, 3d segment enlarged, longer than 
broad and slightly widening distally; mesonotum 
193 
